@inproceedings{josefina1989estimates,
title={Estimates for the kernel and continuity properties of pseudo-differential operators},
author={Josefina Alvarez, and Jorge Hounie},
url={http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203531130605524},
booktitle={Arkiv for Matematik},
volume={28},
number={1},
pages={1-22},
year={1989},
}
Josefina Alvarez, and Jorge Hounie. Estimates for the kernel and continuity properties of pseudo-differential operators. 1989. Vol. 28. In Arkiv for Matematik. pp.1-22. http://archive.ymsc.tsinghua.edu.cn/pacm_paperurl/20170108203531130605524.